Mathematics, 25.11.2021 14:00 17795
A geologist in South America discovers a bird skeleton that contains 43% of its origina
amount of C-14. K value of C-14 is 0.0001
Find the age of the bird skeleton to the nearest year.
Answers: 2
Mathematics, 21.06.2019 13:50
Question and answers are in the attached picture. you so much in advance.
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Mathematics, 21.06.2019 17:30
33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.
Answers: 1
Mathematics, 21.06.2019 21:00
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
Mathematics, 21.06.2019 21:20
52 cm radius = diameter = area = circumference = circumfer
Answers: 1
A geologist in South America discovers a bird skeleton that contains 43% of its origina
amount of...
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